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Nielsen Jack insider trades
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Nielsen Jack insider trades

Nielsen Jack has filed 35 Form 4s with the SEC that we hold, for Harmony Biosciences Holdings, Inc. (HRMY) (Director), Aligos Therapeutics, Inc. (ALGS) (Director), IO Biotech, Inc. (IOBT) (Director) and Alx Oncology Holdings INC (ALXO) (Director, 10% owner), among 5 companies in all. Across all of them we count 1 purchase worth $9.1M and 68 sales worth $96.5M reported on Form 4. None of these purchases or sales is dated in the last 12 months. The largest single trade was a sale of 180,838 shares of Harmony Biosciences Holdings, Inc. worth $10.1M, dated 2022-07-07. The first filing on our record is dated 2021-11-12 and the latest 2024-05-31.

Harmony Biosciences Holdings, Inc. (HRMY)

Director · 25 filings · 68 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-03-17S, sale reported on Form 45,161$258.3K2022-03-21
2022-03-17S, sale reported on Form 4735$36.8K2022-03-21
2022-03-18S, sale reported on Form 41,282$64.2K2022-03-21
2022-03-18S, sale reported on Form 49,003$451.1K2022-03-21
2022-03-22S, sale reported on Form 4819$41.1K2022-03-24
2022-03-22S, sale reported on Form 45,757$288.6K2022-03-24
2022-03-23S, sale reported on Form 41,344$67.5K2022-03-24
2022-03-23S, sale reported on Form 49,439$474.3K2022-03-24
2022-03-24S, sale reported on Form 42,359$118.2K2022-03-24
2022-03-24S, sale reported on Form 416,576$830.8K2022-03-24
2022-03-25S, sale reported on Form 431,710$1.6M2022-03-29
2022-03-25S, sale reported on Form 44,514$226.8K2022-03-29
2022-03-28S, sale reported on Form 437,195$1.9M2022-03-29
2022-03-28S, sale reported on Form 45,294$269.0K2022-03-29
2022-03-29S, sale reported on Form 44,412$224.5K2022-03-29
2022-03-29S, sale reported on Form 430,996$1.6M2022-03-29
2022-03-30S, sale reported on Form 424,381$1.2M2022-04-01
2022-03-30S, sale reported on Form 43,470$174.3K2022-04-01
2022-03-31S, sale reported on Form 46,272$314.5K2022-04-01
2022-03-31S, sale reported on Form 4893$44.8K2022-04-01
2022-04-01S, sale reported on Form 4296$14.8K2022-04-01
2022-04-01S, sale reported on Form 42,079$104.0K2022-04-01
2022-04-04S, sale reported on Form 4128$6.4K2022-04-06
2022-04-04S, sale reported on Form 4899$45.0K2022-04-06
2022-04-05S, sale reported on Form 417,829$895.9K2022-04-06
2022-04-05S, sale reported on Form 42,538$127.5K2022-04-06
2022-04-07S, sale reported on Form 44,610$231.7K2022-04-11
2022-04-07S, sale reported on Form 4656$33.0K2022-04-11
2022-04-08S, sale reported on Form 4735$36.8K2022-04-11
2022-04-08S, sale reported on Form 45,164$258.7K2022-04-11
2022-04-12S, sale reported on Form 417,469$874.3K2022-04-14
2022-04-12S, sale reported on Form 42,486$124.4K2022-04-14
2022-04-13S, sale reported on Form 410,741$549.4K2022-04-14
2022-04-13S, sale reported on Form 475,465$3.9M2022-04-14
2022-04-14S, sale reported on Form 413,668$711.8K2022-04-14
2022-04-18S, sale reported on Form 44,195$218.7K2022-04-20
2022-04-19S, sale reported on Form 497,886$5.1M2022-04-20
2022-04-20S, sale reported on Form 430,177$1.6M2022-04-20
2022-04-21S, sale reported on Form 46,554$342.1K2022-04-25
2022-06-24S, sale reported on Form 411,528$600.1K2022-06-28
2022-06-27S, sale reported on Form 486,209$4.5M2022-06-28
2022-06-28S, sale reported on Form 42,726$142.0K2022-06-28
2022-06-29S, sale reported on Form 43,533$184.4K2022-07-01
2022-07-01S, sale reported on Form 411,038$574.4K2022-07-01
2022-07-05S, sale reported on Form 432,486$1.7M2022-07-07
2022-07-06S, sale reported on Form 487,417$4.8M2022-07-07
2022-07-07S, sale reported on Form 4180,838$10.1M2022-07-07
2022-07-08S, sale reported on Form 47,710$424.6K2022-07-12
2022-07-11S, sale reported on Form 43,058$168.2K2022-07-12
2022-07-13S, sale reported on Form 45,773$317.7K2022-07-15
2022-07-18S, sale reported on Form 440,087$2.2M2022-07-20
2022-08-02S, sale reported on Form 475,117$4.1M2022-08-03
2022-08-04S, sale reported on Form 460,000$3.1M2022-08-08
2022-08-05S, sale reported on Form 4115,000$6.0M2022-08-08
2022-08-08S, sale reported on Form 475,000$4.0M2022-08-08
2022-11-11S, sale reported on Form 436,800$2.1M2022-11-15
2022-11-14S, sale reported on Form 458,667$3.4M2022-11-15
2022-11-15S, sale reported on Form 462,933$3.6M2022-11-15
2022-11-18S, sale reported on Form 420,800$1.2M2022-11-22
2022-11-21S, sale reported on Form 424,898$1.4M2022-11-22
2022-11-22S, sale reported on Form 431,902$1.8M2022-11-22
2022-11-29S, sale reported on Form 421,333$1.2M2022-12-01
2022-11-30S, sale reported on Form 442,667$2.5M2022-12-01
2022-12-01S, sale reported on Form 465,652$3.9M2022-12-01
2022-12-07S, sale reported on Form 464,026$3.9M2022-12-09
2022-12-08S, sale reported on Form 436,878$2.2M2022-12-09
2022-12-09S, sale reported on Form 49,847$589.7K2022-12-09
2022-12-14S, sale reported on Form 42,834$169.9K2022-12-16

Aligos Therapeutics, Inc. (ALGS)

Director · 3 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

IO Biotech, Inc. (IOBT)

Director · 3 filings · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2021-11-09P, purchase reported on Form 4650,000$9.1M2021-11-12

Alx Oncology Holdings INC (ALXO)

Director, 10% owner · 2 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Instil Bio, Inc. (TIL)

Director · 2 filings · 0 purchases and sales

No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.

Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1602402) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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